​Prime electrolytic tinplate is a common name for electrical tin plate, the English abbreviation is ETP. It refers to a cold-rolled low-carbon steel sheet or steel strip coated with pure tin on both sides. Tinplate mainly plays a role in preventing corrosion and rust. It combines the strength and formability of steel and the corrosion resistance, solderability and beautiful appearance of tin, which performs the characteristics of corrosion resistance, non-toxicity, high strength and good ductility.